No
Brendon McCullum
According to me,Suresh Raina scored a century in his debut test match.
eighteen
vishakapatnam
gambhir
Gautham GANMBIR
Mohammad Azharuddin
Virat Kohli
There are at least 5 occasions that 200+ was scored in a single test innings on debut, as listed on the related link.
Wilt Chamberlain scored 43 pts in his NBA debut.
Sachin's debut first-class half-century came in his debut first-class match (he scored 100 not out) for Bombay against Gujarat on December 10 - 12, 1988.
He scored 183 in his debut series but scored 148 after that.